Beagleboard:BeagleBone cape interface spec

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Revision as of 11:21, 9 April 2019 by Jkridner (talk | contribs) (SPI)
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This is a list of symlink interfaces based on BeagleBone Cape header pins.

I2C

/dev/bone/i2c/1

AM3358 I2C1
AM5729 I2C5

  • P9.17 - SCL
  • P9.18 - SDA

/dev/bone/i2c/2

AM3358 I2C2
AM5729 I2C4

  • P9.19 - SCL
  • P9.20 - SDA

/dev/bone/i2c/3

AM3358 I2C1
AM5729 I2C3

  • P9.24 - SCL
  • P9.26 - SDA

/dev/bone/i2c/4

AM3358 I2C2
AM5729 N/A

  • P9.21 - SCL
  • P9.22 - SDA

/dev/bone/i2c/5

AM3358 N/A
AM5729 I2C3

  • P9.29 - SCL
  • P9.31 - SDA

/dev/bone/i2c/6

AM3358 N/A
AM5729 I2C4

  • P9.27 - SCL
  • P9.12 - SDA

/dev/bone/i2c/7

AM3358 N/A
AM5729 I2C4

  • P8.37 - SCL
  • P8.38 - SDA

SPI

/dev/bone/spi/1.x

AM335x SPI0
AM5729 SPI2

  • P9.18 - MOSI
  • P9.21 - MISO
  • P9.22 - CLK

/dev/bone/spi/1.0

AM335x SPI0 CS0
AM5729 SPI2 CS0

  • P9.17 - CS

/dev/bone/spi/1.1

AM335x SPI0 CS1
AM5729 SPI2 GPIO4_18

  • P9.42 - CS

/dev/bone/spi/2.x

AM335x SPI1
AM5729 SPI3

  • P9.30 - MOSI
  • P9.29 - MISO
  • P9.31 - CLK

/dev/bone/spi/2.0

AM335x SPI1 CS0
AM5729 SPI3 CS0

  • P9.28 - CS

/dev/bone/spi/2.1

AM335x SPI1 CS1
AM5729 SPI3 CS1

  • P9.42 - CS

UART

CAN

PWM